1 441 117 CEREBRAL BLOOD FLOW EFFECTS OF YOGA TRAINING: PRELIMINARY EVALUATION OF 4 CASES. OBJECTIVES: EXPERIENCED PRACTITIONERS OF YOGA HAVE BEEN SHOWN TO ALTER BRAIN FUNCTION, BUT THIS CASE SERIES MEASURED CEREBRAL BLOOD FLOW BEFORE AND AFTER A 12-WEEK TRAINING PROGRAM IN IYENGAR YOGA (IY) FOR NAIVE SUBJECTS. METHODS: ON THE FIRST DAY, EACH OF THE 4 SUBJECTS LISTENED TO THE TEACHER SPEAKING ON THE HISTORY AND BACKGROUND OF THE YOGA PROGRAM WHILE THEY WERE INJECTED WITH 250 MBQ OF (99M)TC-BICISATE AND RECEIVED A SINGLE PHOTON EMISSION COMPUTED TOMOGRAPHY SCAN (PRE-PROGRAM BASELINE). SUBJECTS THEN HAD THEIR FIRST IY TRAINING AND WERE INJECTED AND SCANNED WITH 925 MBQ BICISATE WHILE THEY DID THEIR FIRST MEDITATION (PRE-PROGRAM MEDITATION). SUBJECTS THEN UNDERWENT A 12-WEEK TRAINING PROGRAM IN IY AND THEN UNDERWENT THE SAME IMAGING PROTOCOL WITH A POSTPROGRAM BASELINE AND POSTPROGRAM MEDITATION SCAN. BASELINE AND MEDITATION SCANS, BEFORE AND AFTER TRAINING, WERE COMPARED USING PAIRED T TESTS. RESULTS: THERE WERE SIGNIFICANT DECREASES (P < 0.05) BETWEEN THE PRE- AND POSTPROGRAM BASELINE SCANS IN THE RIGHT AMYGDALA, DORSAL MEDIAL CORTEX, AND SENSORIMOTOR AREA. THERE WAS A SIGNIFICANT DIFFERENCE (P < 0.05) IN THE PRE- AND POSTPROGRAM PERCENTAGE CHANGE (I.E., ACTIVATION) IN THE RIGHT DORSAL MEDIAL FRONTAL LOBE, PREFRONTAL CORTEX, AND RIGHT SENSORIMOTOR CORTEX. CONCLUSIONS: THESE INITIAL FINDINGS SUGGEST THE BRAIN EXPERIENCES A "TRAINING EFFECT" AFTER 12 WEEKS OF IY TRAINING. 2009 2 277 24 ADDITIONAL PRACTICE OF YOGA BREATHING WITH INTERMITTENT BREATH HOLDING ENHANCES PSYCHOLOGICAL FUNCTIONS IN YOGA PRACTITIONERS: A RANDOMIZED CONTROLLED TRIAL. BACKGROUND AND OBJECTIVE: THE PRACTICE OF YOGA IS ASSOCIATED WITH ENHANCED PSYCHOLOGICAL WELLBEING. THE CURRENT STUDY ASSESSED THE CORRELATION BETWEEN THE DURATION OF YOGA PRACTICE WITH STATE MINDFULNESS, MIND-WANDERING AND STATE ANXIETY. ALSO, WE EXAMINED IF AN ADDITIONAL 20 MIN OF YOGA BREATHING WITH INTERMITTENT BREATH HOLDING (EXPERIMENTAL GROUP) FOR 8 WEEKS WOULD AFFECT THESE PSYCHOLOGICAL VARIABLES MORE THAN REGULAR YOGA PRACTICE (CONTROL GROUP) ALONE. METHODS: ONE HUNDRED SIXTEEN SUBJECTS WERE RANDOMLY ASSIGNED TO EXPERIMENTAL (N = 60) AND CONTROL (N = 56) GROUPS. STATE MINDFULNESS ATTENTION AWARENESS SCALE (SMAAS), MIND-WANDERING QUESTIONNAIRE (MWQ) AND STATE ANXIETY INVENTORY WERE ADMINISTERED AT BASELINE AND AT THE END OF 8 WEEKS. RESULTS: BASELINE ASSESSMENT REVEALED A POSITIVE CORRELATION BETWEEN DURATION OF YOGA PRACTICE WITH SMAAS SCORES AND NEGATIVE CORRELATION WITH MWQ AND STATE ANXIETY SCORES. AT THE END OF 8 WEEKS, BOTH GROUPS DEMONSTRATED ENHANCED PSYCHOLOGICAL FUNCTIONS, BUT THE EXPERIMENTAL GROUP RECEIVING ADDITIONAL YOGA BREATHING PERFORMED BETTER THAN THE GROUP PRACTICING YOGA ALONE. CONCLUSION: AN ADDITIONAL PRACTICE OF YOGA BREATHING WITH INTERMITTENT BREATH HOLDING WAS FOUND TO ENHANCE THE PSYCHOLOGICAL FUNCTIONS IN YOUNG ADULT YOGA PRACTITIONERS. 2018 3 2085 36 THE EFFECT OF LONG TERM COMBINED YOGA PRACTICE ON THE BASAL METABOLIC RATE OF HEALTHY ADULTS. BACKGROUND: DIFFERENT PROCEDURES PRACTICED IN YOGA HAVE STIMULATORY OR INHIBITORY EFFECTS ON THE BASAL METABOLIC RATE WHEN STUDIED ACUTELY. IN DAILY LIFE HOWEVER, THESE PROCEDURES ARE USUALLY PRACTICED IN COMBINATION. THE PURPOSE OF THE PRESENT STUDY WAS TO INVESTIGATE THE NET CHANGE IN THE BASAL METABOLIC RATE (BMR) OF INDIVIDUALS ACTIVELY ENGAGING IN A COMBINATION OF YOGA PRACTICES (ASANA OR YOGIC POSTURES, MEDITATION AND PRANAYAMA OR BREATHING EXERCISES) FOR A MINIMUM PERIOD OF SIX MONTHS, AT A RESIDENTIAL YOGA EDUCATION AND RESEARCH CENTER AT BANGALORE. METHODS: THE MEASURED BMR OF INDIVIDUALS PRACTICING YOGA THROUGH A COMBINATION OF PRACTICES WAS COMPARED WITH THAT OF CONTROL SUBJECTS WHO DID NOT PRACTICE YOGA BUT LED SIMILAR LIFESTYLES. RESULTS: THE BMR OF THE YOGA PRACTITIONERS WAS SIGNIFICANTLY LOWER THAN THAT OF THE NON-YOGA GROUP, AND WAS LOWER BY ABOUT 13 % WHEN ADJUSTED FOR BODY WEIGHT (P < 0.001). THIS DIFFERENCE PERSISTED WHEN THE GROUPS WERE STRATIFIED BY GENDER; HOWEVER, THE DIFFERENCE IN BMR ADJUSTED FOR BODY WEIGHT WAS GREATER IN WOMEN THAN MEN (ABOUT 8 AND 18% RESPECTIVELY). IN ADDITION, THE MEAN BMR OF THE YOGA GROUP WAS SIGNIFICANTLY LOWER THAN THEIR PREDICTED VALUES, WHILE THE MEAN BMR OF NON-YOGA GROUP WAS COMPARABLE WITH THEIR PREDICTED VALUES DERIVED FROM 1985 WHO/FAO/UNU PREDICTIVE EQUATIONS. CONCLUSION: THIS STUDY SHOWS THAT THERE IS A SIGNIFICANTLY REDUCED BMR, PROBABLY LINKED TO REDUCED AROUSAL, WITH THE LONG TERM PRACTICE OF YOGA USING A COMBINATION OF STIMULATORY AND INHIBITORY YOGIC PRACTICES. 2006 4 1559 21 LONG-TERM VIHANGAM YOGA MEDITATION AND SCORES ON TESTS OF ATTENTION. ALTHOUGH THE LITERATURE INDICATES THAT MEDITATION HAS BENEFICIAL EFFECTS ON SEVERAL ASPECTS OF HUMAN FUNCTIONING, FEW STUDIES HAVE SPECIFICALLY INVESTIGATED THE EFFECTS OF MEDITATION ON VARIOUS DOMAINS OF ATTENTION. THIS STUDY WAS CONDUCTED TO EXAMINE THE DIFFERENCES IN VARIOUS DOMAINS OF ATTENTION BETWEEN LONG-TERM CONCENTRATIVE MEDITATORS VERSUS MATCHED CONTROLS. 15 PRACTITIONERS OF VIHANGAM YOGA (> 10 YR. EXPERIENCE) WERE ENROLLED IN THE STUDY. CONTROLS MATCHED ON AGE, SEX, AND YEARS OF EDUCATION WERE RECRUITED. BOTH GROUPS WERE ADMINISTERED THE STROOP, TRAIL-MAKING, AND DIGIT SYMBOL SUBSTITUTION TESTS AS WELL AS THE DIGIT FORWARD AND DIGIT BACKWARD TESTS. THE GROUP OF VIHANGAM YOGIS HAD SIGNIFICANTLY BETTER MEAN PERFORMANCE ON ALL TESTS OF ATTENTION. LONG-TERM VIHANGAM YOGA MEDITATION IMPROVES ATTENTION SPAN, PROCESSING SPEED, ATTENTION ALTERNATION ABILITY, AND PERFORMANCE IN INTERFERENCE TESTS. 2010 5 1301 33 HATHA YOGA ON BODY BALANCE. BACKGROUND: A GOOD BODY BALANCE REQUIRES A PROPER FUNCTION OF VESTIBULAR, VISUAL, AND SOMATOSENSORY SYSTEMS WHICH CAN BE REACH WITH EXERCISE PRACTICE AND/OR YOGA. AIM: TO DETERMINE THE EFFECTS OF A 5-MONTH HATHA YOGA TRAINING PROGRAM ON BODY BALANCE IN YOUNG ADULTS. MATERIALS AND METHODS: THIS STUDY USED A CONTROLLED, NONRANDOMIZED DESIGN, WHERE THE EXPERIMENTAL GROUP UNDERWENT A 5-MONTH TRAINING PROGRAM AND WERE THEN COMPARED WITH THE CONTROL GROUP THAT HAD A SEDENTARY LIFESTYLE. A CONVENIENCE SAMPLE OF 34 OUT OF 40 MEN AGED 25-55 YEARS OLD (34.0 +/- 0.9) WERE DEEMED ELIGIBLE FOR THIS STUDY. THEY WERE RANDOMLY DIVIDED INTO TWO GROUPS: EXPERIMENTAL AND CONTROL GROUPS. SUBJECTS IN THE EXPERIMENTAL GROUP WERE ENGAGED IN 60 MIN SESSIONS OF HATHA YOGA THREE TIMES A WEEK FOR 5 MONTHS. WE EVALUATED POSTURAL CONTROL BY MEASURING THE LIMIT OF STABILITY AND VELOCITY OF OSCILLATION (VOS) IN THREE CONDITIONS OF THE BALANCE REHABILITATION UNIT (BRU) AND THROUGH FIELD PROCEDURES (FOUR POSITION, PLANE, FLAMINGO, HOPSCOTCH, AND DYNAMIC TEST). RESULTS: WE OBSERVED DIFFERENCES (P < 0.05) IN POSTINTERVENTION SCORES BETWEEN THE GROUPS REGARDLESS OF BRU PARAMETERS AND FIELD PROCEDURES (EXCEPT FOR FLAMINGO) EVEN AFTER ADJUSTING FOR PREINTERVENTION SCORES, SUGGESTING THAT THESE CHANGES WERE INDUCED BY HATHA YOGA TRAINING. THE PARTIAL ETA SQUARED ON BRU PARAMETERS RANGED FROM 0.78 (VOS1)-0.97 (COP2), AND FROM 0.00 (FLAMINGO)-0.94 (FOUR POSITION) FOR THE FIELD PROCEDURES. CONCLUSIONS: OUR RESULTS PROVIDE SUBSTANTIAL EVIDENCE THAT POSTURAL CONTROL IN HEALTHY YOUNG ADULTS CAN BE IMPROVED THROUGH PRACTICING HATHA YOGA. 2014 6 597 32 DEVELOPMENT AND FEASIBILITY TESTING OF A BRIEF YOGA MODULE ON WELL-BEING AND COGNITION OF POSTGRADUATE MENTAL HEALTHCARE STUDENTS IN TERTIARY SETTINGS. BACKGROUND: MENTAL HEALTH-CARE STUDENTS EXPERIENCE STRESS AND BURNOUT DURING THEIR TRAINING PERIOD. YOGA HAS BEEN FOUND TO BE HELPFUL IN IMPROVING ONE'S MENTAL HEALTH AND WELL-BEING. AIM: THE AIM OF THIS STUDY IS TO DEVELOP AND TEST THE FEASIBILITY OF A BRIEF YOGA MODULE FOR POSTGRADUATE MENTAL HEALTH-CARE STUDENTS. METHODS: AMIXED METHOD DESIGN WAS USED. PHASE 1 INVOLVED DEVELOPMENT AND VALIDATION OF THE YOGA MODULE USING THE QUALITATIVE EXPLORATORY METHOD. PHASE II TESTED THE FEASIBILITY OF THE MODULE ON A SAMPLE OF 28 FIRST-YEAR POSTGRADUATE STUDENTS. THESE STUDENTS PARTICIPATED IN A 15-DAY (30 MIN/DAY) BRIEF YOGA MODULE FOR IMPROVING THEIR WELL-BEING AND COGNITION (MIRROR NEURON ACTIVATION [MNA] AND TOWER OF LONDON TASK AS ASSESSED ON DAY 0, DAY 15 (2 WEEKS), AND DAY 30 (4 WEEKS). QUALITATIVE FEEDBACK OF THE STUDENT VOLUNTEERS WAS ALSO RECORDED. RESULTS: SIGNIFICANT IMPROVEMENT IN THE WELL-BEING SCORES WAS OBSERVED IN THE STUDENTS WHO ADHERED TO THE YOGA PRACTICE AFTER 2 WEEKS AND 4 WEEKS. FUNCTIONAL NEAR INFRA-RED SPECTROSCOPY (FNIRS) DATA INDICATED THAT ADHERENTS SHOWED SIGNIFICANT ACTIVATION OF LEFT SOMATOSENSORY REGION OF THE BRAIN AND DEACTIVATION IN THE RIGHT PRIMARY SOMATOSENSORY REGION DURING THE STATIC AND ACTIVE PHASE OF THE MNA TASK, RESPECTIVELY. ADHERENT GROUP SHOWED SIGNIFICANT IMPROVEMENT IN REACTION TIME DURING "ZERO-MOVES" TASKS OF TOWER OF LONDON. THE QUALITATIVE THEMATIC ANALYSIS SHOWED THAT THE MODULE HELPED IMPROVE THE WELL-BEING AND MENTAL HEALTH OF THE STUDENTS. CONCLUSION: THE YOGA PROGRAM WAS FOUND TO HAVE HIGH NEED AND MEDIUM TO HIGH FEASIBILITY. A SYSTEMIC INTEGRATION OF STUDENT WELL-BEING-ORIENTED INTERVENTIONS INCLUDING YOGA IN THE CURRICULUM OF POSTGRADUATE MENTAL HEALTH-CARE COURSES IS ADVOCATED. 2021 7 447 23 CHANGED PATTERN OF REGIONAL GLUCOSE METABOLISM DURING YOGA MEDITATIVE RELAXATION. USING POSITRON EMISSION TOMOGRAPHY (PET), MEASUREMENTS OF THE REGIONAL CEREBRAL METABOLIC RATE OF GLUCOSE (RCMRGLC) ARE ABLE TO DELINEATE CEREBRAL METABOLIC RESPONSES TO EXTERNAL OR MENTAL STIMULATION. IN ORDER TO EXAMINE POSSIBLE CHANGES OF BRAIN METABOLISM DUE TO YOGA MEDITATION PET SCANS WERE PERFORMED IN 8 MEMBERS OF A YOGA MEDITATION GROUP DURING THE NORMAL CONTROL STATE (C) AND YOGA MEDITATIVE RELAXATION (YMR). WHEREAS THERE WERE INTRAINDIVIDUAL CHANGES OF THE TOTAL CMRGLC, THE ALTERATIONS WERE NOT SIGNIFICANT FOR INTERGROUP COMPARISON; SPECIFIC FOCAL CHANGES OR CHANGES IN THE INTERHEMISPHERIC DIFFERENCES IN METABOLISM WERE ALSO NOT SEEN; HOWEVER THE RATIOS OF FRONTAL VS. OCCIPITAL RCMRGLC WERE SIGNIFICANTLY ELEVATED (P LESS THAN 0.05) DURING YMR. THESE ALTERED RATIOS WERE CAUSED BY A SLIGHT INCREASE OF FRONTAL RCMRGLC AND A MORE PRONOUNCED REDUCTION IN PRIMARY AND SECONDARY VISUAL CENTERS. THESE DATA INDICATE A HOLISTIC BEHAVIOR OF THE BRAIN METABOLISM DURING THE TIME OF ALTERED STATE OF CONSCIOUSNESS DURING YMR. 1990 8 760 25 EFFECT OF SUDARSANKRIYA YOGA PRACTICES ON P300 AMPLITUDE AND LATENCY. THE COGNITIVE ABILITY WHICH WAS PERCEIVED AS A CONSTANT TRAIT, IS NOW UNDERSTOOD TO BE UPGRADED BY ADAPTIVE AND EXTENDED TRAINING. YOGA PRACTICES ARE KNOWN TO SHARPEN THE INTELLECT AND ENHANCE CONCENTRATION. IN THE INITIAL PERIOD OF PRACTICING YOGA AS AN ALTERNATIVE/SUPPORTING TOOL TO MEDICAL LINE OF TREATMENT, IT IS ESSENTIAL TO INVESTIGATE EFFECT OF YOGA ON COGNITIVE ABILITY USING OBJECTIVE METHOD, IN ORDER TO ESTABLISH EVIDENCES. HENCE, AIM OF THIS STUDY WAS TO EXPLORE THE EFFECT OF REGULAR PRACTICE OF SUDARSANKRIYA YOGA ON AUDITORY EVENT RELATED POTENTIAL (P300) BY RECORDING AND COMPARING PEAK LATENCY AND AMPLITUDE. THE PARTICIPANTS WERE DIVIDED INTO THREE GROUPS WITH GROUP I AND GROUP II PARTICIPANTS PRACTICING SUDARSANKRIYA YOGA FOR MORE THAN 36 MONTHS AND LESS THAN 36 MONTHS RESPECTIVELY. GROUP III WERE NON-PRACTITIONERS WITH NO PRIOR PRACTICE OF ANY FORM OF YOGA. TWENTY PARTICIPANTS IN EACH GROUP WITH A TOTAL OF 60 PARTICIPANTS BETWEEN 40 TO 65 YEARS OF AGE WERE RECRUITED FOR THE STUDY. RESULTS REVEALED A SIGNIFICANT DIFFERENCE FOR MEAN LATENCY AND AMPLITUDE BETWEEN THREE GROUPS. FINDINGS OF THE CURRENT STUDY SUGGEST THAT SUDARSANKRIYA YOGA PRACTICES SLOWS DOWN THE PROCESS OF AGING EFFECT OR MAINTAINS ON COGNITIVE ABILITY IN ADULTS. 2021 9 579 25 DESIGNING A YOGA INTERVENTION PROGRAM TO IMPROVE WELL-BEING FOR PHYSICIAN TRAINEES: CHALLENGES AND LESSONS LEARNED. WELL-BEING ACTIVITIES MAY HELP TO COUNTERACT PHYSICIAN BURNOUT. YOGA IS KNOWN TO ENHANCE WELL-BEING, BUT THERE ARE FEW STUDIES OF YOGA AS AN INTERVENTION FOR PHYSICIANS IN TRAINING. THIS PROSPECTIVE METHODOLOGY-DEVELOPMENT STUDY AIMED TO EXPLORE HOW TO ESTABLISH A YOGA-BASED WELL-BEING INTERVENTION FOR PHYSICIAN TRAINEES IN A LARGE URBAN TRAINING HOSPITAL. WE AIMED TO IDENTIFY FACTORS THAT CONTRIBUTE TO TRAINEE PARTICIPATION AND EXPLORE AN INSTRUMENT TO MEASURE CHANGES IN SELF-REPORTED WELL-BEING AFTER YOGA. COHORTS INCLUDED A REQUIRED-ATTENDANCE GROUP, A VOLUNTARY-ATTENDANCE GROUP, AND AN UNASSIGNED WALK-IN YOGA GROUP. WEEKLY 1-HOUR YOGA SESSIONS WERE LED BY A QUALIFIED YOGA INSTRUCTOR FOR 4 WEEKS. THE SEVEN-QUESTION RESIDENT PHYSICIAN WELL-BEING INDEX (RPWBI) WAS USED TO MEASURE RESIDENT WELL-BEING BEFORE YOGA, AFTER 4 WEEKS OF YOGA, AND 6 MONTHS POST-YOGA. TRAINEES ATTENDING EACH SESSION RANGED FROM 17 FOR REQUIRED YOGA TO 0-2 FOR VOLUNTARY YOGA, 2-9 FOR LUNCHTIME WALK-IN YOGA, AND 1-7 FOR EVENING WALK-IN YOGA. IN THE REQUIRED-YOGA GROUP (N = 17), OVERALL RPWBI MEAN SCORES DID NOT CHANGE SIGNIFICANTLY ACROSS THE THREE QUERY TIMES, AND PARTICIPATION IN THE SURVEY DECLINED OVER TIME. THE MEAN BASELINE RPWBI SCORE FOR THE REQUIRED GROUP BEFORE YOGA WAS IN THE NON-DISTRESSED RANGE AND ANSWERS TO THE SEVEN INDIVIDUAL QUESTIONS VARIED. REQUIRING A YOGA ACTIVITY FOR MEDICAL TRAINEES MAY BE A GOOD STRATEGY FOR PROMOTING PARTICIPATION IN YOGA. THE RPWBI MAY HAVE LIMITED UTILITY FOR MEASURING CHANGES IN OVERALL GROUP WELL-BEING AFTER A YOGA INTERVENTION. 2021 10 1442 26 INCREASED MENTAL WELL-BEING AND REDUCED STATE ANXIETY IN TEACHERS AFTER PARTICIPATION IN A RESIDENTIAL YOGA PROGRAM. BACKGROUND REDUCING STRESS IN THE WORKPLACE IMPROVES MENTAL HEALTH. TEACHING IS OF SOCIAL IMPORTANCE, BUT IT MAY RECEIVE INADEQUATE RECOGNITION AND REWARDS. THE PRESENT STUDY COMPARED MENTAL WELL-BEING AND STATE ANXIETY IN PRIMARY SCHOOL TEACHERS WHO PRACTICED 15 DAYS OF YOGA IN A RESIDENTIAL SETTING WITH THOSE WHO CONTINUED THEIR USUAL ROUTINE. MATERIAL AND METHODS WE ENROLLED 236 PRIMARY SCHOOL TEACHERS TO PARTICIPATE IN THE STUDY. WE ASSIGNED 118 PRIMARY SCHOOL TEACHERS (GROUP MEAN +/-S.D., AGE 41.5+/-6.0 YEARS, 74 FEMALES) TO THE EXPERIMENTAL GROUP; THEY UNDERWENT 15 DAYS OF YOGA TRAINING FOR 6 HOURS/DAY) IN A RESIDENTIAL YOGA CENTER. THE NON-YOGA CONTROL GROUP (GROUP MEAN +/-S.D., AGE 42.3+/-6.0 YEARS, 79 FEMALES) CONSISTED OF 118 TEACHERS WHO CONTINUED WITH THEIR NORMAL TEACHING ROUTINE. RESULTS AFTER 15 DAYS IN THE RESIDENTIAL YOGA PROGRAM, THERE WAS AN INCREASE IN OVERALL MENTAL WELL-BEING (P<.001) AND LOWER STATE ANXIETY (P<.01) (REPEATED-MEASURES ANOVA, FOLLOWED BY POST HOC MULTIPLE COMPARISON TESTS). AT BASELINE, THE NON-YOGA CONTROL GROUP HAD HIGHER LEVELS OF STATE ANXIETY, PRESUMABLY RELATED TO THEIR REMAINING IN THE WORKPLACE. CONCLUSIONS THE STUDY WAS A 15-DAY, COMPARATIVE, CONTROLLED TRIAL. THE RESULTS SHOW THAT AFTER 15 DAYS OF PARTICIPATION IN THE RESIDENTIAL YOGA PROGRAM, PRIMARY SCHOOL TEACHERS INCREASED ALL ASPECTS OF MENTAL WELL-BEING AND HAD REDUCED STATE ANXIETY. 2018 11 2693 23 YOGA INCREASES THE VOLUME OF THE HIPPOCAMPUS IN ELDERLY SUBJECTS. CONTEXT: THE NEUROBIOLOGICAL EFFECT OF YOGA ON THE CORTICAL STRUCTURES IN THE ELDERLY IS AS YET UNKNOWN. MATERIALS AND METHODS: SEVEN HEALTHY ELDERLY SUBJECTS RECEIVED YOGA INTERVENTION AS AN ADD-ON LIFE-STYLE PRACTICE. MAGNETIC RESONANCE IMAGING SCANS WERE OBTAINED BEFORE AND 6 MONTHS LATER. VOXEL-BASED-MORPHOMETRIC ANALYSES COMPARED THE BRAINS BEFORE AND AFTER THE YOGA. RESULTS: YOGA GROUP WAS FOUND TO HAVE INCREASES IN HIPPOCAMPAL, BUT NOT IN OCCIPITAL GRAY MATTER. CONCLUSION: YOGA HAS POTENTIAL TO REDUCE NEURO-SENESCENCE. SMALL SAMPLE SIZE AND ABSENCE OF THE CONTROL GROUP PREVENT GENERALIZATION OF THE FINDINGS LIMITING ITS TRANSLATIONAL VALUE. 2013 12 51 24 A COMPARATIVE RANDOMISED CONTROLLED TRIAL OF THE EFFECTS OF BRAIN WAVE VIBRATION TRAINING, IYENGAR YOGA, AND MINDFULNESS ON MOOD, WELL-BEING, AND SALIVARY CORTISOL. THIS RANDOMISED TRIAL COMPARED THE EFFECTS OF BRAIN WAVE VIBRATION (BWV) TRAINING, WHICH INVOLVES RHYTHMIC YOGA-LIKE MEDITATIVE EXERCISES, WITH IYENGAR YOGA AND MINDFULNESS. IYENGAR PROVIDED A CONTRAST FOR THE PHYSICAL COMPONENTS AND MINDFULNESS FOR THE "MENTAL" COMPONENTS OF BWV. 35 HEALTHY ADULTS COMPLETED 10 75-MINUTE CLASSES OF BWV, IYENGAR, OR MINDFULNESS OVER FIVE WEEKS. PARTICIPANTS WERE ASSESSED AT PRE- AND POSTINTERVENTION FOR MOOD, SLEEP, MINDFULNESS, ABSORPTION, HEALTH, MEMORY, AND SALIVARY CORTISOL. BETTER OVERALL MOOD AND VITALITY FOLLOWED BOTH BWV AND IYENGAR TRAINING, WHILE THE BWV GROUP ALONE HAD IMPROVED DEPRESSION AND SLEEP LATENCY. MINDFULNESS PRODUCED A COMPARATIVELY GREATER INCREASE IN ABSORPTION. ALL INTERVENTIONS IMPROVED STRESS AND MINDFULNESS, WHILE NO CHANGES OCCURRED IN HEALTH, MEMORY, OR SALIVARY CORTISOL. IN CONCLUSION, INCREASED WELL-BEING FOLLOWED TRAINING IN ALL THREE PRACTICES, INCREASED ABSORPTION WAS SPECIFIC TO MINDFULNESS, WHILE BWV WAS UNIQUE IN ITS BENEFITS TO DEPRESSION AND SLEEP LATENCY, WARRANTING FURTHER RESEARCH. 2012 13 1643 22 MOOD CHANGE AND PERCEPTIONS OF VITALITY: A COMPARISON OF THE EFFECTS OF RELAXATION, VISUALIZATION AND YOGA. THE EFFECTS OF THREE DIFFERENT PROCEDURES, RELAXATION, VISUALIZATION AND YOGIC BREATHING AND STRETCH (PRANAYAMA) ON PERCEPTIONS OF PHYSICAL AND MENTAL ENERGY AND ON POSITIVE AND NEGATIVE MOOD STATES HAVE BEEN ASSESSED IN A GROUP OF NORMAL VOLUNTEERS (N = 71, AGE RANGE 21-76). PRANAYAMA PRODUCED A SIGNIFICANTLY GREATER INCREASE IN PERCEPTIONS OF MENTAL AND PHYSICAL ENERGY AND FEELINGS OF ALERTNESS AND ENTHUSIASM THAN THE OTHER TWO PROCEDURES (P < 0.5). RELAXATION MADE SUBJECTS SIGNIFICANTLY MORE SLEEPY AND SLUGGISH IMMEDIATELY AFTER THE SESSION THAN PRANAYAMA (P < 0.05). VISUALIZATION MADE THEM MORE SLUGGISH BUT LESS CONTENT THAN PRANAYAMA (P < 0.05) AND MORE UPSET THAN RELAXATION AFTER THE SECOND SESSION (P < 0.05). THUS, A 30 MIN PROGRAMME OF YOGIC STRETCH AND BREATHING EXERCISES WHICH IS SIMPLE TO LEARN AND WHICH CAN BE PRACTISED EVEN BY THE ELDERLY HAD A MARKEDLY 'INVIGORATING' EFFECT ON PERCEPTIONS OF BOTH MENTAL AND PHYSICAL ENERGY AND INCREASED HIGH POSITIVE MOOD. A MORE EXTENSIVE INVESTIGATION IS PLANNED TO ESTABLISH WHETHER SUCH A PROGRAMME CAN READILY BE INCORPORATED INTO EVERYDAY LIFE, AND WITH WHAT LONG-TERM RESULTS. 1993 14 1756 27 PLASTICITY OF VISUAL ATTENTION IN ISHA YOGA MEDITATION PRACTITIONERS BEFORE AND AFTER A 3-MONTH RETREAT. MEDITATION HAS LATELY RECEIVED CONSIDERABLE INTEREST FROM COGNITIVE NEUROSCIENCE. STUDIES SUGGEST THAT DAILY MEDITATION LEADS TO LONG LASTING ATTENTIONAL AND NEURONAL PLASTICITY. WE PRESENT CHANGES RELATED TO THE ATTENTIONAL SYSTEMS BEFORE AND AFTER A 3 MONTH INTENSIVE MEDITATION RETREAT. WE USED THREE BEHAVIORAL PSYCHOPHYSICAL TESTS - A STROOP TASK, AN ATTENTIONAL BLINK TASK, AND A GLOBAL-LOCAL LETTER TASK-TO ASSESS THE EFFECT OF ISHA YOGA MEDITATION ON ATTENTIONAL RESOURCE ALLOCATION. 82 ISHA YOGA PRACTITIONERS WERE TESTED AT THE BEGINNING AND AT THE END OF THE RETREAT. OUR RESULTS SHOWED AN INCREASE IN CORRECT RESPONSES SPECIFIC TO INCONGRUENT STIMULI IN THE STROOP TASK. CONGRUENTLY, A POSITIVE CORRELATION BETWEEN PREVIOUS MEDITATION EXPERIENCE AND ACCURACY TO INCONGRUENT STROOP STIMULI WAS ALSO OBSERVED AT BASELINE. WE ALSO OBSERVED A REDUCTION OF THE ATTENTIONAL BLINK. UNEXPECTEDLY, A NEGATIVE CORRELATION BETWEEN PREVIOUS MEDITATION EXPERIENCE AND ATTENTIONAL BLINK PERFORMANCE AT BASELINE WAS OBSERVED. REGARDING SPATIAL ATTENTION ORIENTATION AS ASSESSED USING THE GLOBAL-LOCAL LETTER TASK, PARTICIPANTS SHOWED A BIAS TOWARD LOCAL PROCESSING. ONLY SLIGHT DIFFERENCES IN PERFORMANCE WERE FOUND PRE- VS. POST- MEDITATION RETREAT. BIASING TOWARD THE LOCAL STIMULI IN THE GLOBAL-LOCAL TASK AND NEGATIVE CORRELATION OF PREVIOUS MEDITATION EXPERIENCE WITH ATTENTIONAL BLINK PERFORMANCE IS CONSISTENT WITH ISHA PRACTICES BEING FOCUSED-ATTENTION PRACTICES. GIVEN THE RELATIVELY SMALL EFFECT SIZES AND THE ABSENCE OF A CONTROL GROUP, OUR RESULTS DO NOT ALLOW CLEAR SUPPORT NOR REJECTION OF THE HYPOTHESIS OF MEDITATION-DRIVEN NEURONAL PLASTICITY IN THE ATTENTIONAL SYSTEM FOR ISHA YOGA PRACTICE. 2013 15 2504 32 YOGA ASANA SESSIONS INCREASE BRAIN GABA LEVELS: A PILOT STUDY. OBJECTIVES: THE AIM OF THIS STUDY WAS TO COMPARE CHANGES IN BRAIN GAMMA-AMINOBUTYRIC (GABA) LEVELS ASSOCIATED WITH AN ACUTE YOGA SESSION VERSUS A READING SESSION. IT WAS HYPOTHESIZED THAT AN INDIVIDUAL YOGA SESSION WOULD BE ASSOCIATED WITH AN INCREASE IN BRAIN GABA LEVELS. DESIGN: THIS IS A PARALLEL-GROUPS DESIGN. SETTINGS/LOCATION: SCREENINGS, SCAN ACQUISITIONS, AND INTERVENTIONS TOOK PLACE AT MEDICAL SCHOOL-AFFILIATED CENTERS. SUBJECTS: THE SAMPLE COMPRISED 8 YOGA PRACTITIONERS AND 11 COMPARISON SUBJECTS. INTERVENTIONS: YOGA PRACTITIONERS COMPLETED A 60-MINUTE YOGA SESSION AND COMPARISON SUBJECTS COMPLETED A 60-MINUTE READING SESSION. OUTCOME MEASURES: GABA-TO-CREATINE RATIOS WERE MEASURED IN A 2-CM AXIAL SLAB USING MAGNETIC RESONANCE SPECTROSCOPIC IMAGING IMMEDIATELY PRIOR TO AND IMMEDIATELY AFTER INTERVENTIONS. RESULTS: THERE WAS A 27% INCREASE IN GABA LEVELS IN THE YOGA PRACTITIONER GROUP AFTER THE YOGA SESSION (0.20 MMOL/KG) BUT NO CHANGE IN THE COMPARISON SUBJECT GROUP AFTER THE READING SESSION ( -0.001 MMOL/KG) (T = -2.99, DF = 7.87, P = 0.018). CONCLUSIONS: THESE FINDINGS DEMONSTRATE THAT IN EXPERIENCED YOGA PRACTITIONERS, BRAIN GABA LEVELS INCREASE AFTER A SESSION OF YOGA. THIS SUGGESTS THAT THE PRACTICE OF YOGA SHOULD BE EXPLORED AS A TREATMENT FOR DISORDERS WITH LOW GABA LEVELS SUCH AS DEPRESSION AND ANXIETY DISORDERS. FUTURE STUDIES SHOULD COMPARE YOGA TO OTHER FORMS OF EXERCISE TO HELP DETERMINE WHETHER YOGA OR EXERCISE ALONE CAN ALTER GABA LEVELS. 2007 16 2137 26 THE EFFECTS OF ACUTE YOGA ON ANXIETY SYMPTOMS IN RESPONSE TO A CARBON DIOXIDE INHALATION TASK IN WOMEN. PURPOSE: WE INVESTIGATED THE EFFICACY OF YOGA FOR IMPROVING COGNITIVE AND PHYSICAL ANXIETY SYMPTOMS, AND ITS POSSIBLE RESPIRATORY MECHANISM, IN HIGH-ANXIOUS WOMEN. METHODS: EIGHTEEN PARTICIPANTS COMPLETED 40MIN OF GUIDED YOGA AND A LIGHT STRETCHING PROTOCOL IN A RANDOMIZED, COUNTERBALANCED ORDER.THE 7.5%CO2-INHALATION TASK WAS ADMINISTERED BEFORE, IMMEDIATELY AFTER AND 1H AFTER THE EXPERIMENTAL CONDITIONS.STATE ANXIETY AND PANIC WERE MEASURED BEFORE AND AFTER EACH INHALATION TASK.TIDAL VOLUME, VENTILATION AND RESPIRATORY RATE WERE MEASURED DURING EVERY 7.5%CO2-INHALATION TASKS. RESULTS: THERE WAS NO SIGNIFICANT 3-WAY INTERACTION(P>.05).THERE WAS A SIGNIFICANT MAIN EFFECT OF CO2-INHALATION TASK ON PANIC AND RESPIRATORY MEASURES(P<.05).WHEN COLLAPSED OVER INHALATION TASK AND CONDITION, THERE WAS A SMALL REDUCTION IN COGNITIVE ANXIETY FROM BASELINE TO IMMEDIATELY POST AND 1-H POST-CONDITION(P<.05). CONCLUSIONS: THERE APPEARS TO BE AN OVERALL EFFECT OF GENERAL PHYSICAL ACTIVITY FOR ATTENUATING ANXIETY COGNITIONS IRRESPECTIVE OF THE PHYSIOLOGICAL CHANGES, INDICATING POSSIBLE DISSOCIATION BETWEEN THE COGNITIVE AND PHYSICAL SYMPTOMS OF ANXIETY AMONG WOMEN WITH ANXIETY SENSITIVITY. 2019 17 678 26 EFFECT OF A YOGA PRACTICE SESSION AND A YOGA THEORY SESSION ON STATE ANXIETY. YOGA TECHNIQUES PRACTICED FOR VARYING DURATIONS HAVE BEEN SHOWN TO REDUCE STATE ANXIETY. IN THIS STUDY, THERE WERE 300 NAIVE-TO-YOGA PERSONS OF BOTH SEXES WHO WERE ATTENDING A YOGA THERAPY CENTER IN NORTH INDIA FOR STRESS RELIEF AS DAY VISITORS AND WERE NOT RESIDING AT THE CENTER. THEY WERE ASSIGNED TO TWO GROUPS, YOGA PRACTICE AND YOGA THEORY, AND THEIR STATE ANXIETY WAS ASSESSED BEFORE AND AFTER A 2-HR. YOGA SESSION. A SIGNIFICANT REDUCTION IN SCORES ON STATE ANXIETY WAS FOUND IN THE YOGA PRACTICE GROUP (14.7% DECREASE), AS WELL AS IN THE YOGA THEORY GROUP (3.4% DECREASE). THE DIFFERENCE IN SCORES FOLLOWING THE SESSIONS WAS STATISTICALLY SIGNIFICANT. HENCE, YOGA PRACTICE AS WELL AS LEARNING ABOUT THEORETICAL ASPECTS OF YOGA APPEAR TO REDUCE STATE ANXIETY, WITH A GREATER REDUCTION FOLLOWING YOGA PRACTICE. 2009 18 1351 30 IMMEDIATE EFFECT OF A YOGA BREATHING PRACTICE ON ATTENTION AND ANXIETY IN PRE-TEEN CHILDREN. PRE-TEEN CHILDREN FACE STRESSORS RELATED TO THEIR TRANSITION FROM CHILDHOOD TO ADOLESCENCE, WITH A SIMULTANEOUS INCREASE IN ACADEMIC PRESSURE. THE PRESENT STUDY COMPARED THE IMMEDIATE EFFECTS OF 18 MIN OF (I) HIGH FREQUENCY YOGA BREATHING WITH (II) YOGA-BASED BREATH AWARENESS AND (III) SITTING QUIETLY, ON (A) ATTENTION AND (B) ANXIETY, IN 61 PRE-TEEN CHILDREN (AGED BETWEEN 11 AND 12 YEARS; 25 GIRLS). ATTENTION WAS ASSESSED USING A SIX LETTER CANCELLATION TASK AND SPIELBERGER'S STATE TRAIT ANXIETY INVENTORY STAI-S WAS USED TO MEASURE ANXIETY BEFORE AND AFTER THE THREE PRACTICES, PRACTICED ON SEPARATE DAYS. REPEATED MEASURES ANOVA, FOLLOWED BY BONFERRONI ADJUSTED POST-HOC ANALYSES SHOWED AN INCREASE IN TOTAL ATTEMPTS AND NET SCORES AFTER HIGH FREQUENCY YOGA BREATHING (P < 0.05), WHILE WRONG ATTEMPTS INCREASED AFTER YOGA BASED BREATH AWARENESS (P < 0.05). ANXIETY DECREASED COMPARABLY AFTER ALL THREE INTERVENTIONS. THE 25 GIRLS IN THE GROUP HAD THE SAME TREND OF RESULTS AS THE WHOLE GROUP WITH RESPECT TO THE ATTENTION-BASED CANCELLATION TASK, WHILE BOYS SHOWED NO, HOW SINCE CHANGE. FOR BOTH GIRLS AND BOYS, ANXIETY DECREASED AFTER ALL THREE 18MIN INTERVENTIONS. THE RESULTS SUGGEST THAT HIGH FREQUENCY YOGA BREATHING COULD BE A SHORT, USEFUL SCHOOL BASED PRACTICE TO IMPROVE ATTENTION AND REDUCE ANXIETY. 2019 19 2461 25 YOGA AS A NOVEL ADJUVANT THERAPY FOR PATIENTS WITH IDIOPATHIC INFLAMMATORY MYOPATHIES. CONTEXT: RECENT STUDIES HAVE DEMONSTRATED THAT PHYSICAL ACTIVITY IS WELL TOLERATED BY PATIENTS WITH IDIOPATHIC INFLAMMATORY MYOPATHIES (IIMS) AND CAN HAVE ADDITIONAL BENEFITS AS AN ADJUVANT THERAPY TO PHARMACOLOGIC AGENTS, ESPECIALLY IF STARTED EARLY. TO DATE, NO STUDIES HAVE EXAMINED THE EFFECTS OF YOGA ON PATIENTS WITH IIMS. AIMS: THE AIM OF THIS STUDY WAS TO EVALUATE THE EFFECTS OF YOGA ON SELF-REPORTED DIFFICULTY IN PERFORMING ACTIVITIES OF DAILY LIVING (ADL) AND MUSCLE STRENGTH IN PATIENTS WITH MILD-TO-MODERATE IIMS. SUBJECTS AND METHODS: A LONGITUDINAL COHORT STUDY IN WHICH PARTICIPANTS WERE ASSESSED USING THE MYOSITIS ACTIVITIES PROFILE (MAP) AND MANUAL MUSCLE TESTING (MMT) BEFORE AND AFTER THE COMPLETION OF AN 8-WEEK INSTRUCTOR-GUIDED YOGA COURSE WAS PERFORMED. STATISTICAL ANALYSIS USED: WILCOXON SIGNED-RANKED TEST WAS PERFORMED FOR STATISTICAL ANALYSIS. RESULTS: THE AVERAGE POSTTREATMENT MAP SCORES OF SIX PARTICIPANTS DEMONSTRATED AN INCREASE OF 2.51 POINTS, WHILE THE AVERAGE MMT SCORE OF FOUR PARTICIPANTS DEMONSTRATED AN INCREASE OF 11 POINTS. CONCLUSIONS: THIS STUDY IS THE FIRST STUDY TO DATE TO EXAMINE THE EFFECT OF YOGA AS AN ADJUVANT COMPLEMENTARY THERAPY FOR PATIENTS WITH IIM. CONTINUED RESEARCH SHOULD BE DONE ON THE EFFECT OF YOGA AS AN ADJUVANT THERAPY, FOR IN ADDITION TO INCREASE IN MUSCLE STRENGTH AND ABILITY TO PERFORM ADL, YOGA MAY OFFER POTENTIAL IMPROVEMENTS IN MOOD, MENTAL HEALTH, AND SLEEP. 2021 20 769 30 EFFECT OF UNILATERAL LEFT NOSTRIL BREATHING (CHANDRA ANGA PRANAYAMA) ON COGNITIVE FUNCTION IN HEALTHY YOGA-NAIVE INDIVIDUALS: A RANDOMIZED, CONTROLLED, PILOT STUDY. INTRODUCTION: BREATHING MODULATES CORTICAL NEURONAL ACTIVITY. VARIOUS BREATHING EXERCISES ARE PURPORTED TO HAVE SPECIFIC EFFECTS ON EMOTIONAL AND COGNITIVE FUNCTIONS. OBJECTIVE: TO DETERMINE THE EFFECT OF UNILATERAL LEFT NOSTRIL BREATHING (ULNB) ON NONLATERALIZED, OVERALL COGNITIVE FUNCTIONS USING COMPUTERIZED PSYCHOMETRIC TESTS. METHODS: A RANDOMIZED, CONTROLLED, PILOT STUDY WAS CONDUCTED AMONG 20 HEALTHY YOGA-NAIVE MEDICAL STUDENTS. ULNB WAS PERFORMED FOR 15 MIN BY THE TEST GROUP (N = 10) AND BREATH AWARENESS BY THE CONTROL GROUP (N = 10). ATTENTION AND PROCESSING SPEED, MEMORY, AND EXECUTIVE FUNCTION WERE ASSESSED USING THE LETTER-DIGIT SUBSTITUTION TEST, STERNBERG MEMORY TASK, AND VICTORIA STROOP TEST, RESPECTIVELY. BASELINE, PRE- AND POSTINTERVENTION SCORES WERE RECORDED. RESULTS: THERE WAS NO SIGNIFICANT DIFFERENCE BETWEEN THE GROUPS IN BASELINE SCORES. IN THE STERNBERG MEMORY TASK, A STATISTICALLY SIGNIFICANT DECREASE IN RESPONSE TIME WAS SEEN IN THE TEST (T(9) = 3.855, P = 0.004) AS WELL AS THE CONTROL GROUP (T(9) = 3.120, P = 0.012); THERE WAS NO SIGNIFICANT DIFFERENCE BETWEEN THE GROUPS. NO SIGNIFICANT EFFECT OF UNLB WAS SEEN IN THE LETTER-DIGIT SUBSTITUTION TEST AND STROOP TEST. CONCLUSIONS: OUR STUDY SHOWED NO DIFFERENCE IN THE EFFECTS OF 15-MIN PRACTICE OF ULNB AND BREATH AWARENESS ON COGNITIVE FUNCTIONS; BOTH IMPROVED MEMORY BUT NOT ATTENTION OR EXECUTIVE FUNCTION. 2020